body {
    padding: 111px 126px 0;
}

/* 头部导航 */
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 111px;
    background-color: #fff;
    border-bottom: 5px solid #eda1ab;
    position: fixed;
    left: 0;
    top: 0;
}
.nav img {
    width: 148px;
    height: 48px;
    margin-left: 120px;
}
.nav ul {
    display: flex;
    justify-content: space-between;
    width: 950px;
    font-size: 24px;
}
.icon-sousuo {
    font-size: 32px;
}